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Support ascending or descending index #2519

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ngaut opened this issue Jan 20, 2017 · 1 comment
Open

Support ascending or descending index #2519

ngaut opened this issue Jan 20, 2017 · 1 comment
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feature/accepted This feature request is accepted by product managers priority/P2 proposal sig/sql-infra SIG: SQL Infra type/enhancement
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Requirement pool

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@ngaut
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ngaut commented Jan 20, 2017

According to MySQL reference we should support ascending or descending index, it's helpful for RocksDB engine to do ascend scanning.
@morgo morgo mentioned this issue Nov 24, 2018
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morgo commented Nov 24, 2018

For MySQL 5.7 compatibility, only ascending indexes are required (the DESC keyword is parsed but ignored). MySQL 8.0 adds support for descending indexes.

@zimulala zimulala mentioned this issue Feb 14, 2020
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@zimulala zimulala added sig/sql-infra SIG: SQL Infra and removed component/DDL1 labels Mar 4, 2020
@zz-jason zz-jason added feature/reviewing This feature request is reviewing by product managers feature/discussing This feature request is discussing among product managers and removed feature/reviewing This feature request is reviewing by product managers labels Aug 6, 2020
@scsldb scsldb added the Priority/P1 Features that will be implemented in the latest or next major/minor version label Aug 28, 2020
@scsldb scsldb added priority/P2 and removed Priority/P1 Features that will be implemented in the latest or next major/minor version labels Aug 28, 2020
@zz-jason zz-jason added feature/accepted This feature request is accepted by product managers and removed feature/discussing This feature request is discussing among product managers labels Aug 28, 2020
@scsldb scsldb added this to the Requirement pool milestone Aug 28, 2020
This was referenced Aug 30, 2021
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